DIN939 GB897 Black Zinc Plated Stud Bolts Thread Rod Stud
|Standard||DIN||Material/Finish||Carbon Steel,Alloy Steel,Stainless Steel|
|Thread Types||American/Left Hand/Metric/Right Hand/Special Pitch||Appearance||Bright Neat Body, Without Any Burrs|
|Tolerances||Precision Tolerances To Customer Specification||Quality Control||100% Inspection During Production|
|Industry Focus||Wind Power,Nuclear,Mining,Briages,Military,Oil&Gas||Port||Shanghai Or Ningbo|
China Factory DIN939,GB897 Black Zinc Plated Stud Bolts Thread Rod Stud
Black zinc stud bolts
Full threads, Partial Threads, Heavy Hex High Strength Bolts, Structural Bolts Square Head, Round Head.
ASTM / ASME / BS / DIN / BS EN ISO
C.S., M.S., Alloy Steel, Ferritic & Austenitic Stainless Steel
UNC, 8UN, UNF, Metric Coarse & Fine Series.
Self Color, Hot Dip Galvanized, Electro Galvanized, Di-Chromated, P.T.F.E. Coated or any other as per order requirement
The quality control is strictly performed from buying raw materials in warehouse to different machining procession and to final packing.We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guarantee product high quality and beautiful appearance.
First, we have our own High-precision Digital Machining center for mould making in special Mould Workshop, excellent mould make product beautiful appearance and its size accurately.
The second, we adopt blasting procession, removing Oxidation surface, make the surface to be bright and clean and uniform and beautiful.